<template>
  <div class="editor-wrapper">
    <!-- 工具栏 -->
    <Toolbar id="toolbar-container" :editor="editorRef" :default-config="toolbarConfig" :mode="mode" />
    <!-- 编辑器 -->
    <Editor id="editor-container" v-model="modelValue" :default-config="editorConfig" :mode="mode"
      @on-change="handleChange" @on-created="handleCreated" />
  </div>
</template>

<script setup>
import { Editor, Toolbar } from '@wangeditor/editor-for-vue'
import { onBeforeUnmount, ref, shallowRef } from 'vue'
import { useVModel } from '@vueuse/core'

const props = defineProps({
  modelValue: {
    type: [String],
    default: ''
  },
  excludeKeys: {
    type: Array,
    default: () => []
  }
})

const emit = defineEmits(['update:modelValue'])
const modelValue = useVModel(props, 'modelValue', emit)
const editorRef = shallowRef() // 编辑器实例，必须用 shallowRef
const mode = ref('simple') // 编辑器模式
const toolbarConfig = ref({ // 工具条配置
  excludeKeys: props.excludeKeys
})
const editorConfig = ref({ // 编辑器配置
  placeholder: '请输入内容...'
})

const handleCreated = (editor) => {
  editorRef.value = editor // 记录 editor 实例，重要！
}

function handleChange (editor) {
  modelValue.value = editor.getHtml()
}

// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value
  if (editor == null) return
  editor.destroy()
})
</script>

<style src="@wangeditor/editor/dist/css/style.css"></style>
<style scoped lang="scss">
.editor-wrapper {
  border: 1px solid $lightBorder;
  border-radius: 4px;
}
</style>
